New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

Planet Earth could be giving out its own signals, which could in turn be detected by distant astronomers on an alien planet ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...

A Stanford scientist's model suggests many small rocky planets can't sustain atmospheres, potentially explaining the scarcity ...

Planets orbiting stars beyond the solar system come in all shapes and sizes but mostly fit into a few categories: large and hot gas giants, super-Earths that are slightly larger than our planet, ...

The race to compile a sort of catalogue of the planets orbiting distant Suns is intensifying, with the upcoming Nancy Grace Roman Space Telescope, for instance, set to spot tens of thousands of such ...

The United States government’s recent release of hundreds of previously classified Unidentified Anomalous Phenomena (UAPs) cases spanning the 1940s to the present, along with the new Steven Spielberg ...

When a scientific controversy or breakthrough dominates headlines, press officers and journalists often quote a handful of ...